Explicitly set parameter sizes - prevent query cache plan per each actual parameter size

SVN: trunk@4915

Author: ayende

src/NHibernate.Test/SqlTest/Identity/MsSQL/MSSQLIdentityInsertWithStoredProcsTest.cs

@@ -14,7 +14,7 @@ protected override bool AppliesTo(Dialect.Dialect dialect)
 
 		protected override string GetExpectedInsertOrgLogStatement(string orgName)
 		{
-			return string.Format("exec nh_organization_native_id_insert @p0;@p0 = '{0}' [Type: String ({1})]", orgName, orgName.Length);
+			return string.Format("exec nh_organization_native_id_insert @p0;@p0 = '{0}' [Type: String (4000)]", orgName);
 		}
 
 		protected override IList Mappings

src/NHibernate/Driver/OdbcDriver.cs

@@ -69,7 +69,7 @@ public static void SetParameterSizes(IDataParameterCollection parameters, SqlTyp
 		public override IDbCommand GenerateCommand(CommandType type, SqlString sqlString, SqlType[] parameterTypes)
 		{
 			IDbCommand command = base.GenerateCommand(type, sqlString, parameterTypes);
-			if (IsPrepareSqlEnabled)
+			//if (IsPrepareSqlEnabled)
 			{
 				SetParameterSizes(command.Parameters, parameterTypes);
 			}

src/NHibernate/Driver/SqlClientDriver.cs

@@ -153,7 +153,7 @@ private static void SetVariableLengthParameterSize(IDbDataParameter dbParam, Sql
 		public override IDbCommand GenerateCommand(CommandType type, SqlString sqlString, SqlType[] parameterTypes)
 		{
 			IDbCommand command = base.GenerateCommand(type, sqlString, parameterTypes);
-			if (IsPrepareSqlEnabled)
+			//if (IsPrepareSqlEnabled)
 			{
 				SetParameterSizes(command.Parameters, parameterTypes);
 			}